.top-tab {
    text-align: center;
    font-size: 14px;
    background: url(/img/manage-blue.png) no-repeat center;
    background-size: cover;
}
.top-tab .go-back {
    content: '';
    width: 10px;
    height: 10px;
    border-top: 1px solid #ffffff;
    border-right: 1px solid #ffffff;
    transform: rotate(135deg);
    -webkit-transform: rotate(-135deg);
    top: 39%;
    position: absolute;
    cursor: pointer;
}
.manage-select{
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
}
.manage-selcon{
    margin-top: 70px;
}
.manage-it1{
    background: url(/img/manage1.png) no-repeat center;
}
.manage-it2{
    background: url(/img/manage2.png) no-repeat center;
    margin-top: 27px;
}
.manage-it2,.manage-it1{
    background-size: 100% 100%;
    width: 225px;
    height: 66px;
    line-height: 66px;
    text-align: center;
}
.manage-it1 a,.manage-it2 a{
    font-size: 17px;
    color: #333333;
}
.centertxt{
    color: #ffffff;
}